<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<meta name="viewport" content="width=device-width, initial-scale=1">
		<title>Title</title>
	</head>
	<body>
		<div class="aa bb"></div>
		
		<script src="jquery-1.12.4.js" type="text/javascript" charset="utf-8"></script>
		<script type="text/javascript">
			
			//1.样式操作(写到style)  width/height
				//css(name,value)  : 设置单个样式
				//css(obj): 设置多个样式
				//css(name): 获取样式
				
				//addClass(name):添加类
				//removeClass(name):移除类
				//hasClass(name):判断类
				//toggleClass(name):切换类
				
			//2.属性操作 (能写到标签里面的叫属性)width/height
			  //attr方法,用法与css一样
				//prop方法:操作布尔类型的属性,disabled checked  selected
				//removeAttr:移除属性
				
			//3.动画
			  //show/hide   slideDown/slideUp/slideToggle  fadeIn/fadeOut/fadeToggle
				//animate(prop，【speed】，[swing/linear],[callback])
				//stop()停止动画
				
			//4.节点操作
			  //创建节点  $()
				//添加节点  append appendTo prepend prependTo  before after
				//删除节点: remove  自杀
				//清空节点:  empty
				//克隆节点: clone()
				
		</script>
	</body>
</html>